Thermaltake Chaser A71 Full Tower Chassis - Full-tower - Black, Black - Steel - 9 x Bay - 4 x Fan(s) Installed - ATX, Micro ATX, EATX Motherboard Supported - 22.05 lb - 5 x Fan(s) Supported - 3 x External 5.25" Bay - 1 x External 3.5" Bay - 5 x Internal 3.5" Bay - 8x Slot(s) - 4 x USB(s) - 1 x Audio In - 1 x Audio Out